21568+5558

  • Unique Name: 21568+5558A 1897
  • RA: 21 56 45.82
  • Dec: +55 57 57.0
  • Discoverer: A
  • Discoverer Number: 1897
  • Components:
  • First year: 1908
  • Last year: 2008
  • Observations: 11
  • First position angle: 66
  • Last position angle: 72
  • First separation: 0.8
  • Last separation: 1.0
  • Mag first component: 9.64
  • Mag second component: 9.97
  • Spectral type: A3
  • Primary proper motion RA: 12
  • Primary proper motion DEC: 5
  • Secondary proper motion RA: 12
  • Secondary proper motion DEC: 5
  • Durchmusterung: +55 2652
  • Notes:
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